Home / 323,517,233.60-485,275,850.40-266,074,366.40

Finding the Fourth Proportional to 323,517,233.60, 485,275,850.40 and 266,074,366.40

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Solution

The fourth proportional to 323,517,233.60, 485,275,850.40 and 266,074,366.40 is: 399,111,549.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,517,233.60 : 485,275,850.40 = 266,074,366.40 : x
  2. Step 2: Convert to fraction form
    323,517,233.60/485,275,850.40 = 266,074,366.40/x
  3. Step 3: Cross multiply
    323,517,233.60x = 485,275,850.40 × 266,074,366.40
  4. Step 4: Simplify right side
    323,517,233.60x = 129,119,464,424,401,184
  5. Step 5: Solve for x
    x = 129,119,464,424,401,184/323,517,233.60
  6. Step 6: Final answer
    x = 399,111,549.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.